/*****************************************************************************
 *   Copyright 2005 Tim A Wang
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *
 ****************************************************************************/
package com.jb.web.builder;

import com.jb.web.bean.UIComponentImpl;
import com.jb.web.bean.WebTreeNode;
import com.jb.web.bean.event.UIEvent;
import com.jb.web.bean.event.UIEventHandler;
import com.jb.web.context.WebContext;

import java.util.Iterator;
import java.util.List;


public class TreeEventHandler implements UIEventHandler {
    public void handleEvent(WebContext ctx, UIEvent event) {
        if (!ctx.isRunTime()) {
            return;
        }

        UIComponentImpl object = (UIComponentImpl) event.getSource();
        List list = object.getChildrenByType(com.jb.web.bean.WebTreeNode.class);
        Iterator iter = list.iterator();

        while (iter.hasNext()) {
            WebTreeNode node = (WebTreeNode) iter.next();

            if (node.getSelectedNode() != null) {
                ctx.getSession().setSelected(node.getSelectedNode());

                break;
            }
        }
    }
}
